Overview Product Description Fitments Years Make Model 2004 - 2019 Honda CRF450F 2000 - 2003 Honda XR50R FeaturesAdvanced design ensures lightning-quick throttle responseExtensively track- and dyno-testedSteel Allen head screws make repacking an easy taskExclusive E-glass pillow packingIncludes USFS-approved spark arrestor that can be removed for closed-course racingSpecs End Cap Style: Conical Material: Aluminum Pipe Material: Stainless Steel Design/Configuration: 1-Into-1 System End Cap Material: Stainless Steel Material: Stainless Steel Model: T4 Product Name: Exhaust System Riding Style: Off-Road Units: Each Muffler Color/Finish: Brushed Muffler Material: Aluminum Type: Full SystemApproximate Package Weight & Dimensions Weight: 6.8 Height: 8.25 Length: 31.5 Width: 8.5 Product Videos Custom Field Product Reviews Write a Review Write a Review × Pro Circuit Pro Circuit T-4 Stainless Exhaust Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Email * Review Subject * Comments *
Pro Circuit | sku: 4H00070 Pro Circuit T-4 Exhaust MSRP: Was: Now: $336.95 Add to Cart Pro Circuit | sku: 1820-1975 Pro Circuit Stainless Steel T-6 Exhaust MSRP: Was: Now: $990.95 Add to Cart Pro Circuit | sku: 4QH90090 Pro Circuit T-4 Exhaust System MSRP: Was: Now: $336.95 Add to Cart Pro Circuit | sku: 1820-1965 Pro Circuit Stainless Steel T-6 Exhaust - KLX300R MSRP: Was: Now: $598.95 Add to Cart Pro Circuit | sku: 1820-2019 Pro Circuit T-6 Exhaust System - Stainless Steel MSRP: Was: Now: $1,002.95 Add to Cart Pro Circuit | sku: 1820-1964 Pro Circuit Stainless Steel T-6 Exhaust - KLX230R MSRP: Was: Now: $598.95 Add to Cart Pro Circuit | sku: 1820-1974 Pro Circuit T-6 Exhaust MSRP: Was: Now: $465.95 Add to Cart Pro Circuit | sku: 1820-2042 Pro Circuit EXHAUST T6 STAINLESS KX450 MSRP: Was: Now: $1,089.95 Add to Cart Pro Circuit | sku: 1820-2029 Pro Circuit T-6 Exhaust System MSRP: Was: Now: $1,029.95 Add to Cart Recommended Pro Circuit | sku: 4H00070 Pro Circuit T-4 Exhaust MSRP: Was: Now: $336.95 Add to Cart Pro Circuit | sku: 1820-1975 Pro Circuit Stainless Steel T-6 Exhaust MSRP: Was: Now: $990.95 Add to Cart Pro Circuit | sku: 4QH90090 Pro Circuit T-4 Exhaust System MSRP: Was: Now: $336.95 Add to Cart Pro Circuit | sku: 1820-1965 Pro Circuit Stainless Steel T-6 Exhaust - KLX300R MSRP: Was: Now: $598.95 Add to Cart Pro Circuit | sku: 1820-2019 Pro Circuit T-6 Exhaust System - Stainless Steel MSRP: Was: Now: $1,002.95 Add to Cart Pro Circuit | sku: 1820-1964 Pro Circuit Stainless Steel T-6 Exhaust - KLX230R MSRP: Was: Now: $598.95 Add to Cart Pro Circuit | sku: 1820-1974 Pro Circuit T-6 Exhaust MSRP: Was: Now: $465.95 Add to Cart Pro Circuit | sku: 1820-2042 Pro Circuit EXHAUST T6 STAINLESS KX450 MSRP: Was: Now: $1,089.95 Add to Cart Pro Circuit | sku: 1820-2029 Pro Circuit T-6 Exhaust System MSRP: Was: Now: $1,029.95 Add to Cart × OK
Pro Circuit | sku: 1820-1975 Pro Circuit Stainless Steel T-6 Exhaust MSRP: Was: Now: $990.95 Add to Cart Pro Circuit | sku: 4QH90090 Pro Circuit T-4 Exhaust System MSRP: Was: Now: $336.95 Add to Cart Pro Circuit | sku: 1820-1965 Pro Circuit Stainless Steel T-6 Exhaust - KLX300R MSRP: Was: Now: $598.95 Add to Cart Pro Circuit | sku: 1820-2019 Pro Circuit T-6 Exhaust System - Stainless Steel MSRP: Was: Now: $1,002.95 Add to Cart Pro Circuit | sku: 1820-1964 Pro Circuit Stainless Steel T-6 Exhaust - KLX230R MSRP: Was: Now: $598.95 Add to Cart Pro Circuit | sku: 1820-1974 Pro Circuit T-6 Exhaust MSRP: Was: Now: $465.95 Add to Cart Pro Circuit | sku: 1820-2042 Pro Circuit EXHAUST T6 STAINLESS KX450 MSRP: Was: Now: $1,089.95 Add to Cart Pro Circuit | sku: 1820-2029 Pro Circuit T-6 Exhaust System MSRP: Was: Now: $1,029.95 Add to Cart Recommended Pro Circuit | sku: 4H00070 Pro Circuit T-4 Exhaust MSRP: Was: Now: $336.95 Add to Cart Pro Circuit | sku: 1820-1975 Pro Circuit Stainless Steel T-6 Exhaust MSRP: Was: Now: $990.95 Add to Cart Pro Circuit | sku: 4QH90090 Pro Circuit T-4 Exhaust System MSRP: Was: Now: $336.95 Add to Cart Pro Circuit | sku: 1820-1965 Pro Circuit Stainless Steel T-6 Exhaust - KLX300R MSRP: Was: Now: $598.95 Add to Cart Pro Circuit | sku: 1820-2019 Pro Circuit T-6 Exhaust System - Stainless Steel MSRP: Was: Now: $1,002.95 Add to Cart Pro Circuit | sku: 1820-1964 Pro Circuit Stainless Steel T-6 Exhaust - KLX230R MSRP: Was: Now: $598.95 Add to Cart Pro Circuit | sku: 1820-1974 Pro Circuit T-6 Exhaust MSRP: Was: Now: $465.95 Add to Cart Pro Circuit | sku: 1820-2042 Pro Circuit EXHAUST T6 STAINLESS KX450 MSRP: Was: Now: $1,089.95 Add to Cart Pro Circuit | sku: 1820-2029 Pro Circuit T-6 Exhaust System MSRP: Was: Now: $1,029.95 Add to Cart × OK
Pro Circuit | sku: 4QH90090 Pro Circuit T-4 Exhaust System MSRP: Was: Now: $336.95 Add to Cart Pro Circuit | sku: 1820-1965 Pro Circuit Stainless Steel T-6 Exhaust - KLX300R MSRP: Was: Now: $598.95 Add to Cart Pro Circuit | sku: 1820-2019 Pro Circuit T-6 Exhaust System - Stainless Steel MSRP: Was: Now: $1,002.95 Add to Cart Pro Circuit | sku: 1820-1964 Pro Circuit Stainless Steel T-6 Exhaust - KLX230R MSRP: Was: Now: $598.95 Add to Cart Pro Circuit | sku: 1820-1974 Pro Circuit T-6 Exhaust MSRP: Was: Now: $465.95 Add to Cart Pro Circuit | sku: 1820-2042 Pro Circuit EXHAUST T6 STAINLESS KX450 MSRP: Was: Now: $1,089.95 Add to Cart Pro Circuit | sku: 1820-2029 Pro Circuit T-6 Exhaust System MSRP: Was: Now: $1,029.95 Add to Cart Recommended Pro Circuit | sku: 4H00070 Pro Circuit T-4 Exhaust MSRP: Was: Now: $336.95 Add to Cart Pro Circuit | sku: 1820-1975 Pro Circuit Stainless Steel T-6 Exhaust MSRP: Was: Now: $990.95 Add to Cart Pro Circuit | sku: 4QH90090 Pro Circuit T-4 Exhaust System MSRP: Was: Now: $336.95 Add to Cart Pro Circuit | sku: 1820-1965 Pro Circuit Stainless Steel T-6 Exhaust - KLX300R MSRP: Was: Now: $598.95 Add to Cart Pro Circuit | sku: 1820-2019 Pro Circuit T-6 Exhaust System - Stainless Steel MSRP: Was: Now: $1,002.95 Add to Cart Pro Circuit | sku: 1820-1964 Pro Circuit Stainless Steel T-6 Exhaust - KLX230R MSRP: Was: Now: $598.95 Add to Cart Pro Circuit | sku: 1820-1974 Pro Circuit T-6 Exhaust MSRP: Was: Now: $465.95 Add to Cart Pro Circuit | sku: 1820-2042 Pro Circuit EXHAUST T6 STAINLESS KX450 MSRP: Was: Now: $1,089.95 Add to Cart Pro Circuit | sku: 1820-2029 Pro Circuit T-6 Exhaust System MSRP: Was: Now: $1,029.95 Add to Cart × OK
Pro Circuit | sku: 1820-1965 Pro Circuit Stainless Steel T-6 Exhaust - KLX300R MSRP: Was: Now: $598.95 Add to Cart Pro Circuit | sku: 1820-2019 Pro Circuit T-6 Exhaust System - Stainless Steel MSRP: Was: Now: $1,002.95 Add to Cart Pro Circuit | sku: 1820-1964 Pro Circuit Stainless Steel T-6 Exhaust - KLX230R MSRP: Was: Now: $598.95 Add to Cart Pro Circuit | sku: 1820-1974 Pro Circuit T-6 Exhaust MSRP: Was: Now: $465.95 Add to Cart Pro Circuit | sku: 1820-2042 Pro Circuit EXHAUST T6 STAINLESS KX450 MSRP: Was: Now: $1,089.95 Add to Cart Pro Circuit | sku: 1820-2029 Pro Circuit T-6 Exhaust System MSRP: Was: Now: $1,029.95 Add to Cart Recommended Pro Circuit | sku: 4H00070 Pro Circuit T-4 Exhaust MSRP: Was: Now: $336.95 Add to Cart Pro Circuit | sku: 1820-1975 Pro Circuit Stainless Steel T-6 Exhaust MSRP: Was: Now: $990.95 Add to Cart Pro Circuit | sku: 4QH90090 Pro Circuit T-4 Exhaust System MSRP: Was: Now: $336.95 Add to Cart Pro Circuit | sku: 1820-1965 Pro Circuit Stainless Steel T-6 Exhaust - KLX300R MSRP: Was: Now: $598.95 Add to Cart Pro Circuit | sku: 1820-2019 Pro Circuit T-6 Exhaust System - Stainless Steel MSRP: Was: Now: $1,002.95 Add to Cart Pro Circuit | sku: 1820-1964 Pro Circuit Stainless Steel T-6 Exhaust - KLX230R MSRP: Was: Now: $598.95 Add to Cart Pro Circuit | sku: 1820-1974 Pro Circuit T-6 Exhaust MSRP: Was: Now: $465.95 Add to Cart Pro Circuit | sku: 1820-2042 Pro Circuit EXHAUST T6 STAINLESS KX450 MSRP: Was: Now: $1,089.95 Add to Cart Pro Circuit | sku: 1820-2029 Pro Circuit T-6 Exhaust System MSRP: Was: Now: $1,029.95 Add to Cart × OK
Pro Circuit | sku: 1820-2019 Pro Circuit T-6 Exhaust System - Stainless Steel MSRP: Was: Now: $1,002.95 Add to Cart Pro Circuit | sku: 1820-1964 Pro Circuit Stainless Steel T-6 Exhaust - KLX230R MSRP: Was: Now: $598.95 Add to Cart Pro Circuit | sku: 1820-1974 Pro Circuit T-6 Exhaust MSRP: Was: Now: $465.95 Add to Cart Pro Circuit | sku: 1820-2042 Pro Circuit EXHAUST T6 STAINLESS KX450 MSRP: Was: Now: $1,089.95 Add to Cart Pro Circuit | sku: 1820-2029 Pro Circuit T-6 Exhaust System MSRP: Was: Now: $1,029.95 Add to Cart Recommended Pro Circuit | sku: 4H00070 Pro Circuit T-4 Exhaust MSRP: Was: Now: $336.95 Add to Cart Pro Circuit | sku: 1820-1975 Pro Circuit Stainless Steel T-6 Exhaust MSRP: Was: Now: $990.95 Add to Cart Pro Circuit | sku: 4QH90090 Pro Circuit T-4 Exhaust System MSRP: Was: Now: $336.95 Add to Cart Pro Circuit | sku: 1820-1965 Pro Circuit Stainless Steel T-6 Exhaust - KLX300R MSRP: Was: Now: $598.95 Add to Cart Pro Circuit | sku: 1820-2019 Pro Circuit T-6 Exhaust System - Stainless Steel MSRP: Was: Now: $1,002.95 Add to Cart Pro Circuit | sku: 1820-1964 Pro Circuit Stainless Steel T-6 Exhaust - KLX230R MSRP: Was: Now: $598.95 Add to Cart Pro Circuit | sku: 1820-1974 Pro Circuit T-6 Exhaust MSRP: Was: Now: $465.95 Add to Cart Pro Circuit | sku: 1820-2042 Pro Circuit EXHAUST T6 STAINLESS KX450 MSRP: Was: Now: $1,089.95 Add to Cart Pro Circuit | sku: 1820-2029 Pro Circuit T-6 Exhaust System MSRP: Was: Now: $1,029.95 Add to Cart × OK
Pro Circuit | sku: 1820-1964 Pro Circuit Stainless Steel T-6 Exhaust - KLX230R MSRP: Was: Now: $598.95 Add to Cart Pro Circuit | sku: 1820-1974 Pro Circuit T-6 Exhaust MSRP: Was: Now: $465.95 Add to Cart Pro Circuit | sku: 1820-2042 Pro Circuit EXHAUST T6 STAINLESS KX450 MSRP: Was: Now: $1,089.95 Add to Cart Pro Circuit | sku: 1820-2029 Pro Circuit T-6 Exhaust System MSRP: Was: Now: $1,029.95 Add to Cart Recommended Pro Circuit | sku: 4H00070 Pro Circuit T-4 Exhaust MSRP: Was: Now: $336.95 Add to Cart Pro Circuit | sku: 1820-1975 Pro Circuit Stainless Steel T-6 Exhaust MSRP: Was: Now: $990.95 Add to Cart Pro Circuit | sku: 4QH90090 Pro Circuit T-4 Exhaust System MSRP: Was: Now: $336.95 Add to Cart Pro Circuit | sku: 1820-1965 Pro Circuit Stainless Steel T-6 Exhaust - KLX300R MSRP: Was: Now: $598.95 Add to Cart Pro Circuit | sku: 1820-2019 Pro Circuit T-6 Exhaust System - Stainless Steel MSRP: Was: Now: $1,002.95 Add to Cart Pro Circuit | sku: 1820-1964 Pro Circuit Stainless Steel T-6 Exhaust - KLX230R MSRP: Was: Now: $598.95 Add to Cart Pro Circuit | sku: 1820-1974 Pro Circuit T-6 Exhaust MSRP: Was: Now: $465.95 Add to Cart Pro Circuit | sku: 1820-2042 Pro Circuit EXHAUST T6 STAINLESS KX450 MSRP: Was: Now: $1,089.95 Add to Cart Pro Circuit | sku: 1820-2029 Pro Circuit T-6 Exhaust System MSRP: Was: Now: $1,029.95 Add to Cart × OK
Pro Circuit | sku: 1820-1974 Pro Circuit T-6 Exhaust MSRP: Was: Now: $465.95 Add to Cart Pro Circuit | sku: 1820-2042 Pro Circuit EXHAUST T6 STAINLESS KX450 MSRP: Was: Now: $1,089.95 Add to Cart Pro Circuit | sku: 1820-2029 Pro Circuit T-6 Exhaust System MSRP: Was: Now: $1,029.95 Add to Cart
Pro Circuit | sku: 1820-2042 Pro Circuit EXHAUST T6 STAINLESS KX450 MSRP: Was: Now: $1,089.95 Add to Cart Pro Circuit | sku: 1820-2029 Pro Circuit T-6 Exhaust System MSRP: Was: Now: $1,029.95 Add to Cart
Pro Circuit | sku: 4H00070 Pro Circuit T-4 Exhaust MSRP: Was: Now: $336.95 Add to Cart Pro Circuit | sku: 1820-1975 Pro Circuit Stainless Steel T-6 Exhaust MSRP: Was: Now: $990.95 Add to Cart Pro Circuit | sku: 4QH90090 Pro Circuit T-4 Exhaust System MSRP: Was: Now: $336.95 Add to Cart Pro Circuit | sku: 1820-1965 Pro Circuit Stainless Steel T-6 Exhaust - KLX300R MSRP: Was: Now: $598.95 Add to Cart Pro Circuit | sku: 1820-2019 Pro Circuit T-6 Exhaust System - Stainless Steel MSRP: Was: Now: $1,002.95 Add to Cart Pro Circuit | sku: 1820-1964 Pro Circuit Stainless Steel T-6 Exhaust - KLX230R MSRP: Was: Now: $598.95 Add to Cart Pro Circuit | sku: 1820-1974 Pro Circuit T-6 Exhaust MSRP: Was: Now: $465.95 Add to Cart Pro Circuit | sku: 1820-2042 Pro Circuit EXHAUST T6 STAINLESS KX450 MSRP: Was: Now: $1,089.95 Add to Cart Pro Circuit | sku: 1820-2029 Pro Circuit T-6 Exhaust System MSRP: Was: Now: $1,029.95 Add to Cart
Pro Circuit | sku: 1820-1975 Pro Circuit Stainless Steel T-6 Exhaust MSRP: Was: Now: $990.95 Add to Cart Pro Circuit | sku: 4QH90090 Pro Circuit T-4 Exhaust System MSRP: Was: Now: $336.95 Add to Cart Pro Circuit | sku: 1820-1965 Pro Circuit Stainless Steel T-6 Exhaust - KLX300R MSRP: Was: Now: $598.95 Add to Cart Pro Circuit | sku: 1820-2019 Pro Circuit T-6 Exhaust System - Stainless Steel MSRP: Was: Now: $1,002.95 Add to Cart Pro Circuit | sku: 1820-1964 Pro Circuit Stainless Steel T-6 Exhaust - KLX230R MSRP: Was: Now: $598.95 Add to Cart Pro Circuit | sku: 1820-1974 Pro Circuit T-6 Exhaust MSRP: Was: Now: $465.95 Add to Cart Pro Circuit | sku: 1820-2042 Pro Circuit EXHAUST T6 STAINLESS KX450 MSRP: Was: Now: $1,089.95 Add to Cart Pro Circuit | sku: 1820-2029 Pro Circuit T-6 Exhaust System MSRP: Was: Now: $1,029.95 Add to Cart
Pro Circuit | sku: 4QH90090 Pro Circuit T-4 Exhaust System MSRP: Was: Now: $336.95 Add to Cart Pro Circuit | sku: 1820-1965 Pro Circuit Stainless Steel T-6 Exhaust - KLX300R MSRP: Was: Now: $598.95 Add to Cart Pro Circuit | sku: 1820-2019 Pro Circuit T-6 Exhaust System - Stainless Steel MSRP: Was: Now: $1,002.95 Add to Cart Pro Circuit | sku: 1820-1964 Pro Circuit Stainless Steel T-6 Exhaust - KLX230R MSRP: Was: Now: $598.95 Add to Cart Pro Circuit | sku: 1820-1974 Pro Circuit T-6 Exhaust MSRP: Was: Now: $465.95 Add to Cart Pro Circuit | sku: 1820-2042 Pro Circuit EXHAUST T6 STAINLESS KX450 MSRP: Was: Now: $1,089.95 Add to Cart Pro Circuit | sku: 1820-2029 Pro Circuit T-6 Exhaust System MSRP: Was: Now: $1,029.95 Add to Cart
Pro Circuit | sku: 1820-1965 Pro Circuit Stainless Steel T-6 Exhaust - KLX300R MSRP: Was: Now: $598.95 Add to Cart Pro Circuit | sku: 1820-2019 Pro Circuit T-6 Exhaust System - Stainless Steel MSRP: Was: Now: $1,002.95 Add to Cart Pro Circuit | sku: 1820-1964 Pro Circuit Stainless Steel T-6 Exhaust - KLX230R MSRP: Was: Now: $598.95 Add to Cart Pro Circuit | sku: 1820-1974 Pro Circuit T-6 Exhaust MSRP: Was: Now: $465.95 Add to Cart Pro Circuit | sku: 1820-2042 Pro Circuit EXHAUST T6 STAINLESS KX450 MSRP: Was: Now: $1,089.95 Add to Cart Pro Circuit | sku: 1820-2029 Pro Circuit T-6 Exhaust System MSRP: Was: Now: $1,029.95 Add to Cart
Pro Circuit | sku: 1820-2019 Pro Circuit T-6 Exhaust System - Stainless Steel MSRP: Was: Now: $1,002.95 Add to Cart Pro Circuit | sku: 1820-1964 Pro Circuit Stainless Steel T-6 Exhaust - KLX230R MSRP: Was: Now: $598.95 Add to Cart Pro Circuit | sku: 1820-1974 Pro Circuit T-6 Exhaust MSRP: Was: Now: $465.95 Add to Cart Pro Circuit | sku: 1820-2042 Pro Circuit EXHAUST T6 STAINLESS KX450 MSRP: Was: Now: $1,089.95 Add to Cart Pro Circuit | sku: 1820-2029 Pro Circuit T-6 Exhaust System MSRP: Was: Now: $1,029.95 Add to Cart
Pro Circuit | sku: 1820-1964 Pro Circuit Stainless Steel T-6 Exhaust - KLX230R MSRP: Was: Now: $598.95 Add to Cart Pro Circuit | sku: 1820-1974 Pro Circuit T-6 Exhaust MSRP: Was: Now: $465.95 Add to Cart Pro Circuit | sku: 1820-2042 Pro Circuit EXHAUST T6 STAINLESS KX450 MSRP: Was: Now: $1,089.95 Add to Cart Pro Circuit | sku: 1820-2029 Pro Circuit T-6 Exhaust System MSRP: Was: Now: $1,029.95 Add to Cart
Pro Circuit | sku: 1820-1974 Pro Circuit T-6 Exhaust MSRP: Was: Now: $465.95 Add to Cart Pro Circuit | sku: 1820-2042 Pro Circuit EXHAUST T6 STAINLESS KX450 MSRP: Was: Now: $1,089.95 Add to Cart Pro Circuit | sku: 1820-2029 Pro Circuit T-6 Exhaust System MSRP: Was: Now: $1,029.95 Add to Cart
Pro Circuit | sku: 1820-2042 Pro Circuit EXHAUST T6 STAINLESS KX450 MSRP: Was: Now: $1,089.95 Add to Cart Pro Circuit | sku: 1820-2029 Pro Circuit T-6 Exhaust System MSRP: Was: Now: $1,029.95 Add to Cart